9HQH | pdb_00009hqh

SARM1 TIR domain in complex with compound 28-ADPR

• PDB DOI: https://doi.org/10.2210/pdb9HQH/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2024-12-16 Released: 2025-12-24 
• Deposition Author(s): Giroud, M., Kuhn, B., Steiner, S., Westwood, P., Mendel, M., Mani, A., Pinard, E., Haap, W., Grether, U., Caramenti, P., Rombach, D., Zambaldo, C., Ritter, M., Schmid, P., Gasser, C., Aregger, N., Sechet, N., Topp, A., Bilyard, M., Malnight-Alvarez, A., Plitzko, I., Hilbert, M., Kalayil, S., Burger, D., Bonardi, C., Saal, W., Haider, A., Wittwer, M., Brigo, A., Keaney, J., Benz, J.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.99 Å
• R-Value Free: 
  0.241 (Depositor), 0.241 (DCC) 
• R-Value Work: 
  0.197 (Depositor), 0.203 (DCC) 
• R-Value Observed: 
  0.200 (Depositor) 

Starting Model: experimental

Literature

SARM1 TIR domain in complex with compounds

Giroud, M., Kuhn, B., Steiner, S., Westwood, P., Mendel, M., Mani, A., Pinard, E., Haap, W., Grether, U., Caramenti, P., Rombach, D., Zambaldo, C., Ritter, M., Schmid, P., Gasser, C., Aregger, N., Sechet, N., Topp, A., Bilyard, M., Malnight-Alvarez, A., Plitzko, I., Hilbert, M., Kalayil, S., Burger, D., Bonardi, C., Saal, W., Haider, A., Wittwer, M., Brigo, A., Keaney, J., Benz, J.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 34.94 kDa 
• Atom Count: 2,529 
• Modeled Residue Count: 280 
• Deposited Residue Count: 296 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
NAD(+) hydrolase SARM1	A, B	148	Homo sapiens	Mutation(s): 0  Gene Names: SARM1, KIAA0524, SAMD2, SARM EC: 3.2.2.6 (PDB Primary Data), 3.2.2 (PDB Primary Data)
UniProt & NIH Common Fund Data Resources
Find proteins for Q6SZW1 (Homo sapiens) Explore Q6SZW1  Go to UniProtKB:  Q6SZW1
PHAROS:  Q6SZW1 GTEx:  ENSG00000004139

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
A1IWN (Subject of Investigation/LOI)	C [auth A], D [auth B]	[[(2~{S},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl] [(2~{R},3~{S},4~{R},5~{R})-5-[4-[(1~{R})-1-[[(3~{R})-4,4-bis(fluoranyl)oxolan-3-yl]carbamoyl-methyl-amino]-2-phenoxy-ethyl]pyridin-1-ium-1-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl hydrogen phosphate C34 H43 F2 N8 O16 P2 WLDJLBRHPKDSEI-ZTRLWEDXSA-O

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.99 Å
• R-Value Free:  0.241 (Depositor), 0.241 (DCC) 
• R-Value Work:  0.197 (Depositor), 0.203 (DCC) 
• R-Value Observed: 0.200 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 33.146	α = 90
b = 78.014	β = 90
c = 115.9	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
STARANISO	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-12-24 
Deposition Author(s): Giroud, M., Kuhn, B., Steiner, S., Westwood, P., Mendel, M., Mani, A., Pinard, E., Haap, W., Grether, U., Caramenti, P., Rombach, D., Zambaldo, C., Ritter, M., Schmid, P., Gasser, C., Aregger, N., Sechet, N., Topp, A., Bilyard, M., Malnight-Alvarez, A., Plitzko, I., Hilbert, M., Kalayil, S., Burger, D., Bonardi, C., Saal, W., Haider, A., Wittwer, M., Brigo, A., Keaney, J., Benz, J.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2025-12-24
  Type: Initial release